نتایج جستجو برای: icaa

تعداد نتایج: 184  

Journal: :Coatings 2023

This study aims to purify water from hazardous dyes and for this purpose, a novel adsorbent is developed that was synthesized by using sodium alginate, guar gum iron coated activated alumina (SA@GG@ICAA Composites) with the Ion Gelation Method. The composites were characterized SEM, XRD, DSC, FTIR, BET, EDX, zeta potential sizer. These used removal of Direct Blue 86 (DB86). surface area found b...

Journal: :Polish Journal of Veterinary Sciences 2023

Staphylococcus aureus (S. aureus) has been recognized as one of the important zoonotic pathogens. However, it was limited about epidemiology and genetic characteristics S. isolated from pigs in Hunan province, china. The aim this study to determine 163 590 Province, China. All isolates were characterized by agr typing, detection virulence genes antibiotic resistance genes, lethal test mice susc...

Journal: :Iraqi journal of science 2023

This study investigates in vitro biofilm production. Presence of ica A and D genes methicillin-resistant Staphylococcus aureus was evaluated for production by the microtiter plate method. Between December 2020 October 2021, out 215 clinical specimens were collected from patients with pulmonary fibrosis, pneumonia, bacteremia, chronic burns, deep wounds, urinary tract infection catheterized pati...

Journal: :Jundishapur Journal of Microbiology 2021

Background: Staphylococcus aureus is a bacterial pathogen that can cause wide range of nosocomial infections. Nasal colonization by S. plays an important role both in the epidemiology and pathogenesis infection. Objectives: This study aimed at detecting biofilm-forming capacity clinical isolates detection icaA agr genes. Methods: A total 150 specimens was collected from patients different hospi...

2013
Lara M. de Almeida Mayra Zilta P.R.B. de Almeida Carla L. de Mendonça Elsa M. Mamizuka

Staphylococcus aureus is one of the most frequent mastitis causative agents in small ruminants. The expression of most virulence genes of S. aureus is controlled by an accessory gene regulator (agr) locus. This study aimed to ascertain the prevalence of the different agr groups and to evaluate the occurrence of encoding genes for cytotoxin, adhesins and toxins with superantigen activity in S. a...

2017
Supeng Yin Bei Jiang Guangtao Huang Yali Gong Bo You Zichen Yang Yu Chen Jing Chen Zhiqiang Yuan Ming Li Fuquan Hu Yan Zhao Yizhi Peng

Staphylococcus aureus is a common pathogen isolated from burn patients that can form biofilms on burn wounds and implanted deep vein catheters, which often leads to refractory infections or even biofilm-related sepsis. As biofilm formation is usually regulated by environmental conditions, we hypothesized that serum composition may be altered after burn injury, potentially affecting the ability ...

Journal: :European cells & materials 2012
A Foka M G Katsikogianni E D Anastassiou I Spiliopoulou Y F Missirlis

The assessment of biomaterial susceptibility to infection relies mainly on the analysis of macroscopic bacterial responses to material interactions, usually under static conditions. However, new technologies permit a more profound understanding of the molecular basis of bacteria-biomaterial interactions. In this study, we combine both conventional phenotypic analysis - using confocal microscopy...

2012
Marcel de Bruin Peter Bode

The development on neutron activation analysis (NAA) into a technique of practical interest effectively started about 60 years ago, when nuclear reactors became available and widely accessible as intense sources of neutrons. During 50 out these 60 years, the series of Modern Trends in Activation Analysis (MTAA) Conferences acted as a true companion and facilitator of this growth. As trendwatche...

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